down-home vs prosaic

down-home

adj
  • Simple and unpretentious, especially having the characteristics of a Southern rural lifestyle. 

prosaic

adj
  • Overly plain, simple or commonplace, to the point of being boring. 

  • Straightforward; matter-of-fact; lacking the feeling or elegance of poetry. 

  • Pertaining to or having the characteristics of prose. 

How often have the words down-home and prosaic occurred in a corpus of books? (source: Google Ngram Viewer )